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31results about How to "Increase wind capacity" patented technology
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Yawing angle positioning control method based on time partition and yawing sector
ActiveCN110886681AIncrease wind capacityIncrease power generationWind motor controlMachines/enginesControl systemElectric machinery
The invention discloses a yawing angle positioning control method based on a time partition and a yawing sector. The method comprises the following steps: 1, variable data are collected, a yawing judgment module judges the variable data, and a main control system controls yawing, wherein for variable data collection, a wind speed, a wind direction, a yawing angle and a yawing motor action instruction conventional control variable parameter of a unit are collected and monitored, variable data of a wind speed mean value, a wind direction beta, a yawing angle mean value alpha and a yawing frequency accumulated value N are obtained, and the variable data are taken as input variables of the yawing judgment module. Variables such as the wind speed, the wind direction, the yawing angle, a yawingmotor action instruction and system time of a unit are collected, the maximum value of the yawing frequency of the unit in a certain time period is obtained, and the unit is in the dominant wind direction in a specific yawing sector at the moment; yawing wind alignment is realized in advance by combining a single machine with a time partition, so that the wind catching capability of the unit is improved, and the generating capacity loss caused by yawing under strong wind is reduced.
Owner:BEIJING SANLI XINNENG SCI & TECH
Double-impeller type horizontal-axis wind turbine
ActiveCN107143465AIncrease the number ofIncrease wind capacityWind motor controlWind motor supports/mountsElectricityImpeller
The invention discloses a double-impeller type horizontal-axis wind turbine. The double-impeller type horizontal-axis wind turbine comprises two impellers, a supporting base, a tower, a hollow shaft, a solid shaft and two electric generators. The two impellers are symmetrically installed on the left side face and the right side face of the supporting base through bearings. The solid shaft is installed inside the hollow shaft through a bearing. The periphery of the hollow shaft is installed inside the tower through a bearing. The supporting base is installed at the top of the tower, and the tower serves as a supporting piece of the whole device. The top of the hollow shaft and the top of the solid shaft are installed at the inner bottom and the top of the supporting base through bearings correspondingly. The top of the hollow shaft and the top of the solid shaft are each provided with a big bevel gear. An impeller shaft of each impeller is provided with a small bevel gear which are in engaged transmission with the two big bevel gears at the same time. The hollow shaft and the solid shaft are connected with the corresponding electric generators at the bottom of the tower. According to the double-impeller type horizontal-axis wind turbine, the front impeller and the rear impeller generate electricity at the same time, wind capturing capacity of the wind turbine is improved, generated power is greatly increased, the utilization rate of wind energy is also increased, and the application prospects are good.
Owner:HUBEI UNIV OF TECH
Lengthened blade forming method, prefabricated blade tip and lengthened blade
ActiveCN109162863AIncrease the lengthIncrease wind capacityMachines/enginesWind energy generationAdhesiveEngineering
The embodiment of the invention provides a lengthened blade forming method, a prefabricated blade tip and a lengthened blade. The lengthened blade forming method comprises the following steps that a supporting assembly is laid, specifically, the supporting assembly with a preset height is laid on the outer surface of a first connecting part, so that the supporting assembly protrudes outwards fromthe outer surface of the first connecting part; a gluing layer is formed, the outer surface of the first connecting part is coated with a structural adhesive so as to form the gluing layer on the first connecting part; the prefabricated blade tip is installed, the prefabricated blade tip is provided with a second connecting part and a blade tip part, wherein the second connecting part and the blade tip part are sequentially connected in the axial direction of the prefabricated blade tip, the second connecting part is provided with a hollow space which is sleeved on the first connecting part, the prefabricated blade tip is installed on an original blade through the second connecting part, the gluing layer is located between the first connecting part and the second connecting part, so that the first connecting part and the second connecting part bond through the gluing layer; and the gluing layer is solidified, and the gluing layer is solidified to obtain the lengthened blade. Accordingto the method, the connecting strength between the prefabricated blade tip and the original blade can be improved, and the failure risk of the lengthened blade can be reduced.
Owner:JIANGSU GOLDWIND SCI & TECH CO LTD
Draught fan wind wheel adjusting device and draught fan set comprising draught fan wind wheel adjusting device
InactiveCN104595110AAchieve reuseIncrease the windward areaWind motor controlEngine fuctionsMarine engineeringStructural engineering
The invention discloses a draught fan wind wheel adjusting device and a draught fan set comprising the draught fan wind wheel adjusting device. The adjusting device is of a blade section structure, one end of the adjusting device is connected with a draught fan hub / variable-pitch bearing, the other end of the adjusting device is connected with the draught fan variable-pitch bearing / a blade root, and a pneumatic airfoil is arranged on a blade section adjusting device. According to the draught fan set, the blade section adjusting device is connected between the hub and the variable-pitch bearing, the variable-pitch bearing is connected with the blade or the blade section adjusting device is connected between the variable-pitch bearing and the blade root, and the variable-pitch bearing is connected with the hub. The blade section adjusting device is provided with the pneumatic airfoil, and after the adjusting device is assembled and formed on a wind wheel, the pneumatic airfoil of the adjusting device and a pneumatic airfoil on the blade correspond to the same position of the blade. According to the draught fan wind wheel adjusting device, the windward area of the wind wheel can be effectively enlarged, meanwhile, the resistance coefficient of a length adjusting section on the wind wheel blade is greatly reduced, the wind catching performance of the wind wheel is effectively and reliably improved, and the advantages of the large-diameter wind wheel can be fully shown.
Owner:东方电气风电股份有限公司
Wind turbine blade with trailing edge flat plate
InactiveCN104314770AIncrease wind capacityEasy to processMachines/enginesEngine componentsTurbine bladeClassical mechanics
The invention discloses a wind turbine blade with a trailing edge flat plate structure. The wind turbine blade comprises a blade body and is characterized in that the trailing edge flat plate is arranged on the trailing edge of the blade body and is arranged adjacent to the trailing edge of the blade body. Compared with the like blade without the trailing edge flat plate structure, the wind turbine blade disclosed by the invention has the advantage that the wind catching capability is improved by 3-5 percent; the trailing edge flat plate structure can be added at the initial stage of the blade design or can be added when the blade which is mounted on the turbine is reformed; the wind turbine blade is simple and convenient for processing.
Owner:东方电气风电股份有限公司
Multi-element combined wind power generation device capable of achieving intelligent control over expansion and shrinkage
InactiveCN107587973AIncrease wind areaIncrease wind capacityWind motor controlWind energy with electric storageEngineeringIntelligent control
The invention provides a multi-element combined wind power generation device capable of achieving the intelligent control over expansion and shrinkage. The multi-element combined wind power generationdevice capable of achieving the intelligent control over expansion and shrinkage can capture any wind speed resources and achieve all-weather power generation and is characterized in that a sphericalwind wheel internally provided with a blade expansion structure which is composed of upper blade and lower blade connecting shafts, a lower slider, an intelligent expansion sensor, an upper slider, blade expansion push rod, slider pins and an intelligent shrinkage sensor. Because an intelligent expansion and shrinkage control blade structure controls blades to expand or shrink along the change ofthe wind speed, the multi-element combined wind power generation device capable of achieving the intelligent control over expansion and shrinkage is a unique global wind power generation technology which is not affected by wind speed, not limited by wind direction and not limited by regions in use.
Owner:许少君 +1
Greening roof rainwater recycling and automatic irrigation control system and method and controller
ActiveCN112335455AImprove practicalityReduce the risk of fallingBatteries circuit arrangementsGeneral water supply conservationAutomatic controlEngineering
The invention belongs to the technical field of greening roofs, and discloses a greening roof rainwater recycling and automatic irrigation control system and method and a controller. A rainwater recycling water supply and return module, an automatic monitoring control module and a solar photovoltaic panel power generation module are included; the rainwater recycling water supply and return moduleis used for recycling rainwater through planting pots and storing the rainwater through a rainwater recycling pool; the automatic monitoring control module is used for monitoring the soil moisture inthe planting pots, the water storage level and the water level of the rainwater recycling pool in real time and controlling electric valves in all pipelines through the controller; and the the solar photovoltaic panel power generation module is used for conducting photovoltaic conversion through a photovoltaic panel, conducting electric energy storage through a storage battery and providing powerfor the whole system. According to the greening roof rainwater recycling and automatic irrigation control system, the adopted planting pots can achieve full coverage of the roof, the phenomenon of roof water leakage cannot be caused, water waste and excessive water in the irrigation process are avoided, roof rainwater is completely utilized, disasters are reduced, resources are saved, solar energyis utilized to generate electricity, meanwhile, an automatic control system is utilized to achieve accurate prediction, and waste is avoided.
Owner:HUNAN UNIV OF SCI & TECH
Telescopic wind turbine blade
PendingCN110374795AIncrease wind capacityUniform loadWind motor controlMachines/enginesPistonCavity wall
The invention relates to a telescopic wind turbine blade. The telescopic wind turbine blade comprises a blade root telescopic part, a sealing partition plate, an air cylinder barrel, a pressure regulating piston and a driving mechanism, wherein the blade root telescopic part is a root cylinder section of wind turbine blade; the sealing partition plate is used for sealing the bottom end of the blade root expansion part so as to enable the blade root telescopic part to form a piston form; the two ends of the air cylinder barrel are opened, the air cylinder barrel is fixed on a hub of the wind turbine, and the blade root telescopic part is assembled in one end of the air cylinder barrel; the pressure regulating piston is arranged at the other end of the inner cavity wall of the air cylinder barrel, so that the sealing end part of the blade root telescopic part and the pressure regulating piston define a sealing space in the interior of the air cylinder barrel; and the driving mechanism isused for driving the pressure regulating piston to extend and contract in the other end of the air cylinder barrel so as to adjust the pressure in the air cylinder barrel, and the blades of the windturbine realize the expansion and contraction in the rotating process. By adopting the structure, the blades can be stretched and retracted for a limited stroke along with the rotation period, so thatthe wind catching load is limited, and the load of the blades is balanced, thereby reducing the alternating load.
Owner:中国大唐集团新能源科学技术研究院有限公司
Pneumatic environment detection spherical robot having multiple motion modes
InactiveCN101249849BReduce energy consumptionExpand the scope of activitiesVehiclesTerrainWireless transceiver
Owner:XIDIAN UNIV
Passive independent variable-pitch blade
PendingCN110374794AIncrease the swept areaIncrease wind capacityWind motor controlMachines/enginesEngineeringCavity wall
The invention discloses a passive independent variable-pitch blade. The passive independent variable-pitch blade comprises a blade root part, an air cylinder barrel and a variable-pitch mechanism, wherein the blade root part is a column-shaped body, and an end part opening of the blade root part is sealed in the form of a piston; the air cylinder barrel is used for being fixed on a hub of a wind turbine, one end of the air cylinder barrel is opened, and the column-shaped body at the blade root part is in sealed sliding fit with an inner cavity wall of the air cylinder barrel, the variable-pitch mechanism comprises a spiral guide rail and a sliding block, the spiral guide rail is arranged on the inner wall side of the air cylinder barrel, the sliding block is fixed at the position, corresponding to the spiral guide rail, of the blade root part or the spiral guide rail is arranged on the outer side of the blade root part, the sliding block is fixed on the inner wall of the cylinder barrel, the sliding block is in sliding fit with the spiral guide rail, the blade of the wind turbine drive the blade root part to extend and retract in the inner cavity of the air cylinder barrel under the gravity of the blade in the rotating process, and the variable-pitch mechanism is used for automatically driving the blade to twist during the blade is extended and retracted. The passive independent variable-pitch blade can be used for restraining alternating load by means of low cost.
Owner:中国大唐集团新能源科学技术研究院有限公司
Cabinet air conditioner and air outlet control method thereof
ActiveCN106322528ATemperature reachedSatisfy the air outlet areaSpace heating and ventilation safety systemsLighting and heating apparatusDrive motorAir conditioning
The invention discloses a cabinet air conditioner and a control method thereof, wherein the cabinet air conditioner comprises a housing, a positive air outlet structure and a top air outlet structure; at least one air flue is formed in the housing; the positive air outlet structure is equipped with a positive air outlet which communicates with the air flue; the positive air outlet structure is connected with a first rotary structure; the top air outlet structure is arranged at the upper end of the housing, and is provided with a top air outlet which communicates with the air flue; the top air outlet structure is connected with a second rotary structure; the positive air outlet structure comprises a positive air outlet frame; the positive air outlet frame comprises an air baffle plate; a positive air outlet is formed in the air baffle plate; an avoidance hole which is matched with the positive air outlet is formed in the housing; the first rotary structure comprises a first drive motor, a first drive gear and a gear ring; the gear ring is fixedly connected with the positive air outlet frame; and the first drive gear is engaged with the gear ring for driving the positive air outlet frame to rotate in the housing, so that the positive air outlet is opposite to the avoidance hole or the avoidance hole is sealed by the air baffle plate. The cabinet air conditioner disclosed by the invention is good in air regulating effect, and is simple and stable in structure.
Owner:WUHU MATY AIR CONDITIONING EQUIP CO LTD +1
Individual pitch control device for vane
PendingCN110230571AIncrease the swept areaIncrease wind capacityWind motor controlMachines/enginesEngineeringCavity wall
The invention discloses an individual pitch control device for a vane. The individual pitch control device comprises a vane root, an air cylinder barrel, a pressure regulating piston, a driving mechanism and a pitch control mechanism, wherein the vane root is cylindrical and an opening in the end part of the vane root is sealed in a piston form; the air cylinder barrel is fixed to a wheel hub of awind turbine, two ends of the air cylinder barrel are opened, and the vane root and the air cylinder barrel are in hermetical sliding fit; the pressure regulating piston is arranged at the other endof an inner cavity wall of the air cylinder barrel; the driving mechanism is used for driving the pressure regulating piston to adjust the pressure in the air cylinder barrel; and the pitch control mechanism comprises a spiral driving part connecting the vane root and the air cylinder barrel, and when the vane root shrinks in an inner cavity of the air cylinder barrel, the spiral driving part automatically drives the vane to reverse relative to the air cylinder barrel. The individual pitch control device can inhibit an alternating load reliably with a low cost.
Owner:中国大唐集团新能源科学技术研究院有限公司
A yaw angle positioning control method based on time partition and yaw sector
ActiveCN110886681BIncrease wind capacityIncrease power generationWind motor controlMachines/enginesTime segmentClassical mechanics
The invention discloses a yaw angle positioning control method based on time partition and yaw sector, comprising the following steps: collecting variable data, judging the variable data by a yaw judging module, controlling the yaw by a main control system, and collecting variable data In order to obtain the variable data of wind speed average, wind direction β, yaw angle average α, and yaw times accumulation value N by monitoring the wind speed, wind direction, yaw angle and conventional control variable parameters of the yaw motor action commands of the collection unit, the The variable data is used as the input variable of the yaw determination module; the present invention collects variables such as wind speed, wind direction, yaw angle, yaw motor action command and system time of the unit, and obtains the maximum value of the yaw times of the unit within a certain period of time. It shows that the unit is in the specific yaw sector at this time as the dominant wind direction; the single unit combined with the time zone realizes the yaw-facing wind in advance, which improves the wind-catching ability of the unit and reduces the loss of power generation caused by yaw under strong winds.
Owner:BEIJING SANLI XINNENG SCI & TECH
Variable pitch device for wind turbine
PendingCN110242500AIncrease wind capacityUniform loadWind motor controlMachines/enginesPistonPneumatic pressure
The invention discloses a variable pitch device for a wind turbine. The variable pitch device comprises a blade root, an air cylinder barrel, a pressure adjusting piston and a driving mechanism, wherein the blade root is a column-shaped body; an opening in the end of the blade root is sealed; the air cylinder barrel is used for fixing a hub of the wind turbine; two ends of the air cylinder barrel are opened; one end of the wall of an inner cavity of the air cylinder barrel is matched with the column-shaped body of the blade root by a spiral groove and a spiral guide rail structure; the pressure regulating piston is arranged at the other end of the wall of the inner cavity of the air cylinder barrel, and a sealing space is defined by a sealing end of the blade root and the pressure adjusting piston in the air cylinder barrel; and the driving mechanism is used for driving the pressure adjusting piston to expand and retract in the other end of the air cylinder barrel to further adjust the pressure in the air cylinder barrel; a blade of the wind turbine drives the blade root to expand and retract in the inner cavity of the air cylinder barrel under the self gravity and the air pressure action in the air cylinder barrel in the rotating process, and when the blade root expands and retracts, the spiral groove and the spiral guide rail structure automatically drive the blade to twist. The variable pitch device can reliably inhibit alternating load.
Owner:中国大唐集团新能源科学技术研究院有限公司
A three-dimensional multilayer cable box
ActiveCN111517171BIncrease wind capacityFlexible adjustment of angle positionSuspension arrangements for electric cablesWire wrapProtective shielding
Owner:郭素娥
Chord length changing device and blade as well as chord length change controlling method and controlling system
ActiveCN108150353AIncrease wind capacityLower chord lengthWind motor controlMachines/enginesWind forceLength change
The invention provides a chord length changing device and a blade as well as a chord length change controlling method and controlling system. The chord length changing device is used for changing chord length of the blade of a wind generating set; the chord length changing device comprises a sliding groove, an extension piece and a transmission mechanism, wherein an inlet / outlet is formed in one end of the sliding groove; the extension piece can be extended to predetermined length toward the outer part through the inlet / outlet; and the transmission mechanism is combined with the extension piece, so that the extension piece can be expanded and moved between the outer part of the inlet / outlet and the inner part of the inlet / outlet. According to the chord length changing device disclosed by the invention, the chord length of the blade can be increased at low air speed, and the air catching ability of the blade is increased so as to improve power generation quantity.
Owner:JIANGSU GOLDWIND SCI & TECH CO LTD
Straight-through narrow tube wind power generation system
ActiveCN103807102BExpand application wind speed lower limitSmooth dischargeWind motor combinationsRenewable energy generationImpellerWind power system
The invention discloses a straight-through type narrow-pipe wind collecting wind power generation system which comprises an outer narrow pipe. An inner narrow pipe is overall sleeved with the outer narrow pipe, a conical sleeve is fixedly connected to the peripheral face of the inner narrow pipe, the wide head end of the conical sleeve is located at the tail of the outer narrow pipe, guide vanes are arranged on the conical sleeve, the inner narrow pipe and the conical sleeve are fixedly supported in the outer narrow pipe, an air outlet of the inner narrow pipe is an external expansion opening, a wake flow pipe is axially and fixedly connected to the air outlet end of the outer narrow pipe, an impeller and a power generator are installed in the wake flow pipe, the impeller is close to the tail of the outer narrow pipe, blades on the impeller rotate under the driving effect of wind power to drive the power generator to generate power, and an external expansion section is arranged on the wake flow pipe. According to the straight-through type narrow-pipe wind collecting wind power generation system, on the basis that the inner-pipe wind speed is effectively quickened, the wind power use rate can be further improved, and the efficiency of the power generator can be further improved; meanwhile, due to the arrangement of a fogging machine, fogging is achieved through self-supplying of green electric energy, haze and dust are finally reduced through fogging, the atmospheric environment is improved, and therefore application of the wind power generation system is expanded.
Owner:无锡金蝎中蕴风电科技有限公司
Individual pitch control device for blade root
PendingCN110374801AIncrease the swept areaIncrease wind capacityWind motor controlMachines/enginesEngineeringAtmospheric pressure
The invention discloses an individual pitch control device for a blade root. The individual pitch control device comprises a blade root part, an air cylinder barrel, a pressure regulating piston, a driving mechanism and a pitch control mechanism, the blade root part is cylindrical, an opening in the end part of the blade root part is sealed in the form of a piston, the air cylinder barrel is usedfor being fixed on a hub of a wind turbine, the two ends of the air cylinder barrel are opened, the blade root part is matched with the air cylinder barrel in sealed and sliding mode, the pressure regulating piston is arranged at the other end of the inner cavity wall of the air cylinder barrel, the driving mechanism is used for driving the pressure regulating piston to adjust the pressure in theair cylinder barrel, the pitch control mechanism comprises a spiral guide rail and sliding blocks, the spiral guide rail is arranged on the outer side of the blade root part or the inner wall of the air cylinder barrel, the sliding blocks are fixed to the inner wall of the air cylinder barrel or the outer side of the blade root part and are matched with the spiral guide rail in a sliding mode, a blade of the wind turbine drives the blade root part to telescope in an inner cavity of the air cylinder barrel under the action of the gravity of the blade and the air pressure in the air cylinder barrel in the rotating process, and in the telescoping process, the pitch control mechanism automatically drives the blade to be twisted. According to the individual pitch control device for the blade root, the cost can be reliably lowered, and the alternating load can be reliably restrained.
Owner:中国大唐集团新能源科学技术研究院有限公司
Engine fan
The invention discloses an engine fan, which includes a metal disc (1) connected with the transmission shaft of an engine, wherein a plastic ring (4) is formed on the edge of the round disc through injection molding and wrapping; seven to ten blades are non-uniformly distributed on the circumference of the plastic ring, the angles of the blades are variably twisted corresponding to the rotary center of the round disc, the root parts and the chain edges of the blades are connected through strength structures, the areas of the blades are gradually enlarged from inside to outside, and the cross sections thereof are gradually lessened from inside to outside. The engine fan overcomes the defect of the conventional fan that the heat dissipation is not possible as the air can't enter the center of the hub, and removes the air intake dead angle; and the root parts of the blades are structurally strengthened, the air intake amount is increased, and the weight is reduced for one third.
Owner:南充工塑零部件有限公司
Air-conditioning cabinet and air outlet control method of air-conditioning cabinet
ActiveCN106322528BTemperature reachedGood fit and tightnessMechanical apparatusLighting and heating apparatusGear wheelElectric machinery
Owner:WUHU MATY AIR CONDITIONING EQUIP CO LTD +1
Air-conditioning cabinet and air outlet control method of air-conditioning cabinet
ActiveCN106225083BThe wind mode is reasonableAir outlet mode is validDucting arrangementsMechanical apparatusDrive shaftDrive motor
Owner:WUHU MATY AIR CONDITIONING EQUIP CO LTD +1
Chord length changing device, blade, chord length changing control method and control system
ActiveCN108150353BIncrease wind capacityLower chord lengthWind motor controlMachines/enginesControl systemEngineering
Owner:JIANGSU GOLDWIND SCI & TECH CO LTD
Multifunctional air conditioning device
PendingCN114413331AReduce idle timeLower purchase costLighting and heating apparatusHeating and ventilation casings/coversStructural engineeringWater tanks
An upper cover with an upward opening is arranged at the upper end of a machine body frame, a lower cover is arranged at the lower end of the machine body frame, an air outlet cover is detachably connected with the upper cover, a fan assembly is located between the air outlet cover and the upper cover, the upper cover, the machine body frame and the lower cover are communicated, and a fan head assembly is located at an air outlet of the air outlet cover. The water tank is arranged at the lower end of the lower cover; the water evaporation carrier, the filter and the air inlet net are sequentially arranged around the ventilation support of the machine body frame in a detachable mode from inside to outside. A sink is arranged on the inner side of the upper cover, a drain hole in the bottom of the sink is communicated with the upper end of the water evaporation carrier, and the water pump assembly is connected with the sink through a pipeline; when the fan assembly is started, external air enters from the air inlet net, sequentially passes through the filter, the water evaporation carrier and the ventilation support and is exhausted from the air outlet of the air outlet cover. By controlling the fan assembly, the water pump assembly and the fan head assembly, the four-in-one multifunctional experience of air accelerated circulation, fan, humidification and purification can be achieved.
Owner:SHENZHEN LIANCHUANG ELECTRICAL APPLIANCE IND CO LTD
A double impeller horizontal axis wind turbine
ActiveCN107143465BIncrease the number ofIncrease wind capacityWind motor controlWind motor supports/mountsElectricityImpeller
The invention discloses a double-impeller type horizontal-axis wind turbine. The double-impeller type horizontal-axis wind turbine comprises two impellers, a supporting base, a tower, a hollow shaft, a solid shaft and two electric generators. The two impellers are symmetrically installed on the left side face and the right side face of the supporting base through bearings. The solid shaft is installed inside the hollow shaft through a bearing. The periphery of the hollow shaft is installed inside the tower through a bearing. The supporting base is installed at the top of the tower, and the tower serves as a supporting piece of the whole device. The top of the hollow shaft and the top of the solid shaft are installed at the inner bottom and the top of the supporting base through bearings correspondingly. The top of the hollow shaft and the top of the solid shaft are each provided with a big bevel gear. An impeller shaft of each impeller is provided with a small bevel gear which are in engaged transmission with the two big bevel gears at the same time. The hollow shaft and the solid shaft are connected with the corresponding electric generators at the bottom of the tower. According to the double-impeller type horizontal-axis wind turbine, the front impeller and the rear impeller generate electricity at the same time, wind capturing capacity of the wind turbine is improved, generated power is greatly increased, the utilization rate of wind energy is also increased, and the application prospects are good.
Owner:HUBEI UNIV OF TECH
Air-conditioning cabinet and air outlet control method of air-conditioning cabinet
ActiveCN106152460BTemperature reachedGood fit and tightnessMechanical apparatusLighting and heating apparatusAir conditioningAerospace engineering
Owner:WUHU MATY AIR CONDITIONING EQUIP CO LTD +1
A low-drag mast for a high-speed planing boat
ActiveCN109747779BReduce weightImprove stabilityVessel superstructuresVessel mastsMarine engineeringMechanical engineering
The invention discloses a low-resistance mast of a high-speed planing boat. The low-resistance mast of the high-speed planing boat comprises a mast body arranged on the high-speed planing boat, wherein the bottom of the mast body penetrates through a compass deck and is fixedly connected with the top of a cab arranged on the lower part of the compass deck through bolts; the mast body is of a hollow structure; the mast body is made of carbon fiber composite materials; the mast body is thickened from the top of the mast body to the bottom of the mast body in sequence; the mast body comprises a windward side and a leeward side; an included angle between the windward side and the top of the cab is 120-150 degrees; the top of the leeward side is connected with the compass deck through a sling and a hanging ring; and two reinforcing plates are arranged between the leeward side and the compass deck. The mast body made of the carbon fiber composite materials can improve the working stability of a precision electronic instrument in a complex magnetic field environment, and the weight of the mast body can be reduced. Through the mould line design of the mast body, the wind load capacity of the mast body is increased.
Owner:DALIAN MARITIME UNIVERSITY
Three-dimensional multi-layer cable box
ActiveCN111517171AIncrease wind capacityFlexible adjustment of angle positionSuspension arrangements for electric cablesEngineeringWire wrap
The invention discloses a three-dimensional multi-layer cable box which forms a three-dimensional multi-layer routing space by a multi-layer hemispherical structure and can flexibly adjust the angle of a winding post to be adapted to different erection requirements. The three-dimensional multi-layer cable box is characterized in that one end of a fixing stud is fixedly arranged at the middle of the top of a fixing base, a mounting hole is formed in the highest position of the top of the protective cover, the protective cover sleeves the fixing stud through the mounting hole, the protective cover is of a hemispherical structure, the bottom of the protective cover is flush with the fixing base, the bottom of the protective cover is equidistantly provided with a plurality of threading grooves, the other end of the fixing stud is in threaded connection with a fixing locking cap, the protective cover is sleeved with a plurality of arc-shaped covers, the number of the arc-shaped covers is atleast two, the arc-shaped covers are of a hemispherical structure, the multiple arc-shaped covers are concentric, the multiple arc-shaped covers are gradually increased in diameter from inside to outside, and the bottoms of the arc-shaped covers are flush with the bottom of the protective cover.
Owner:郭素娥
Low-resistance mast of high-speed planing boat
ActiveCN109747779AReduce weightImprove stabilityVessel superstructuresVessel mastsElectronic instrumentEngineering
The invention discloses a low-resistance mast of a high-speed planing boat. The low-resistance mast of the high-speed planing boat comprises a mast body arranged on the high-speed planing boat, wherein the bottom of the mast body penetrates through a compass deck and is fixedly connected with the top of a cab arranged on the lower part of the compass deck through bolts; the mast body is of a hollow structure; the mast body is made of carbon fiber composite materials; the mast body is thickened from the top of the mast body to the bottom of the mast body in sequence; the mast body comprises a windward side and a leeward side; an included angle between the windward side and the top of the cab is 120-150 degrees; the top of the leeward side is connected with the compass deck through a sling and a hanging ring; and two reinforcing plates are arranged between the leeward side and the compass deck. The mast body made of the carbon fiber composite materials can improve the working stability of a precision electronic instrument in a complex magnetic field environment, and the weight of the mast body can be reduced. Through the mould line design of the mast body, the wind load capacity of the mast body is increased.
Owner:DALIAN MARITIME UNIVERSITY
Blade with delayed separation tail edge
PendingCN106545465AReduce resistanceIncrease wind areaMachines/enginesWind energy generationFront edgeTrailing edge
The invention provides a blade with a delayed separation tail edge and relates to the technical field of wind power technologies. The blade with the delayed separation tail edge comprises a blade body, a box body and the delayed separation tail edge. The blade body is provided with a tip end, a root end, a front edge and a rear edge. The box body is arranged on the root end in a sleeving manner. The box body further comprises a wing fence and an end plate. The wind fence is arranged on the side, close to the root end, of the blade body in a sleeving manner. The end plate is arranged between the pressure side wall of the box body and the force suction side wall of the box body, and the delayed separation tail edge is connected to the surface of the end plate. Due to the fact that the blade is provided with the box body and the delayed separation tail edge, resistance exerted on the blade is reduced, the wind catching capability of the surface of the blade is improved, the utilization efficiency of wind energy is improved, and the power generation capability of a unit can be effectively improved.
Owner:北京博比风电科技有限公司
Engine fan
Owner:南充工塑零部件有限公司
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